Rhif Archif
6452708
Disgrifiad
RCAHMW black and white oblique aerial photograph of Graig Olway Farm cropmarks
Enw Casgliad
RCAHMW Black and White Oblique Aerial Photographs
Cyfrwng
Photo.
Cychwynnwr
Chris R. Musson, RCAHMW
Dyddiad
1989
RCAHMW black and white oblique aerial photograph of  Graig Olway Farm cropmarksOpsiynau lawrlwytho a prynu